@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable-dynamic-subset.css");
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --blue:#1B5FA8; --blue-d:#0F3D74; --blue-l:#3B9BDB; --blue-p:#EDF5FC;
  --ink:#14202C; --text:#55636E; --mute:#8D99A4; --line:#E5EBF1;
  --alt:#F5F9FC; --red:#E8453C; --green:#03C75A;
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
html,body{overflow-x:hidden;max-width:100%}
body{word-break:keep-all;overflow-wrap:break-word;font-family:"Pretendard Variable",Pretendard,"Apple SD Gothic Neo",-apple-system,sans-serif;
  color:var(--text);background:#fff;-webkit-font-smoothing:antialiased;
  font-size:16px;line-height:1.72;padding-bottom:74px}
a{color:inherit;text-decoration:none}
em{font-style:normal;color:var(--blue)}
strong{font-weight:700;color:var(--ink)}
br.pc{display:none}
.nb{white-space:nowrap}
.wrap{max-width:980px;margin:0 auto;padding:0 20px}

/* ── 헤더 ── */
.top{position:sticky;top:0;z-index:40;background:#fff;border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:58px}
.brand{display:flex;align-items:baseline;gap:7px;white-space:nowrap;flex:none}
.brand .m{font-size:20px;font-weight:800;color:var(--ink);letter-spacing:-.04em}
.brand .m i{font-style:normal;color:var(--blue)}
.brand .s{font-size:11px;font-weight:700;color:var(--mute);letter-spacing:.06em}
.top .tel{font-size:15px;font-weight:800;color:var(--blue);letter-spacing:-.02em}

/* ── 히어로 ── */
.hero{background:linear-gradient(170deg,#0F3D74 0%,#1B5FA8 62%,#2E7FC9 100%);color:#fff;
  padding:46px 0 46px;overflow:hidden}
.hero .eb{display:inline-block;font-size:12px;font-weight:800;letter-spacing:.14em;
  background:rgba(255,255,255,.16);border-radius:999px;padding:7px 14px}
.hero h1{margin-top:18px;font-size:33px;font-weight:800;letter-spacing:-.05em;line-height:1.28}
.hero h1 em{color:#FFD873}
.hero p{margin-top:16px;font-size:16.5px;line-height:1.78;color:rgba(255,255,255,.9)}
.hero .kv{margin-top:26px;display:grid;grid-template-columns:repeat(3,1fr);
  border-radius:14px;overflow:hidden;background:rgba(255,255,255,.12)}
.hero .kv div{padding:16px 8px;text-align:center;border-left:1px solid rgba(255,255,255,.18)}
.hero .kv div:first-child{border-left:0}
.hero .kv b{display:block;font-size:20px;font-weight:800;letter-spacing:-.04em}
.hero .kv span{font-size:12px;color:rgba(255,255,255,.82)}
.hero .ph{margin-top:26px;border-radius:16px 16px 0 0}

/* ── 섹션 ── */
section{padding:56px 0;scroll-margin-top:60px}
section.alt{background:var(--alt)}
.eb2{display:inline-flex;align-items:center;gap:9px;font-size:14.5px;font-weight:800;
  color:var(--blue-l);letter-spacing:-.025em;margin-bottom:11px}
.eb2::before{content:"";width:18px;height:2px;background:currentColor;border-radius:2px;flex:none}
h2{font-size:26px;font-weight:800;color:var(--ink);letter-spacing:-.045em;line-height:1.34}
.lead{margin-top:14px;font-size:16px;line-height:1.8}

/* 이미지 자리 */
.ph{background:#EAF1F7;border:1.5px dashed #BFD2E2;border-radius:14px;
  display:grid;place-items:center;text-align:center;color:#8AA3B8;min-height:200px;padding:22px}
.ph .t{font-size:14px;font-weight:800;color:#6E8CA6}
.ph .d{font-size:12px;margin-top:5px;line-height:1.55}

/* 대상자 */
.who{margin-top:24px;display:grid;gap:10px}
.who li{list-style:none;background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:16px 18px 16px 46px;position:relative;font-size:16px;font-weight:600;
  color:var(--ink);letter-spacing:-.025em;line-height:1.55}
.who li::before{content:"✓";position:absolute;left:16px;top:16px;width:20px;height:20px;
  border-radius:50%;background:var(--blue);color:#fff;font-size:11px;font-weight:800;
  display:grid;place-items:center}
.who li b{color:var(--blue);font-weight:800}

/* 원리 */
.prin{margin-top:22px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px 20px}
.prin .row{display:flex;flex-direction:column;align-items:center;gap:9px;font-size:16px;font-weight:800;
  color:var(--ink);letter-spacing:-.03em}
.prin .n,.prin .r{width:100%;text-align:center}
.prin .n{background:var(--blue);color:#fff;border-radius:10px;padding:10px 16px;font-size:18px}
.prin .op{color:var(--blue-l);font-size:15px;line-height:1}
.prin .r{background:var(--blue-p);color:var(--blue-d);border-radius:10px;padding:10px 16px}
.prin p{margin-top:16px;font-size:15.5px;text-align:center;line-height:1.75}

/* 넘버 블록 */
.blk{padding:26px 0;border-top:1px solid var(--line)}
.blk:first-of-type{border-top:0;padding-top:12px}
.blk .n{font-size:12px;font-weight:800;color:var(--blue-l);letter-spacing:.1em}
.blk h3{margin-top:7px;font-size:21px;font-weight:800;color:var(--ink);letter-spacing:-.04em;line-height:1.4}
.blk p{margin-top:12px;font-size:16px;line-height:1.8}
.blk .ph{margin-top:16px;min-height:180px}
.note{margin-top:14px;background:var(--blue-p);border-radius:12px;padding:15px 17px;
  font-size:15px;line-height:1.72;color:var(--text)}
.chips{margin-top:16px;display:grid;grid-template-columns:repeat(2,1fr);gap:8px}
.chip{background:#fff;border:1px solid var(--line);border-radius:10px;padding:13px 12px;text-align:center}
.chip .t{font-size:14px;font-weight:800;color:var(--blue-d)}
.chip .d{font-size:12px;color:var(--mute);margin-top:3px;line-height:1.45}

.nv{background:#03C75A !important;color:#fff !important;border-color:#03C75A !important}
.nv .n{display:inline-grid;place-items:center;width:19px;height:19px;border-radius:4px;
  background:#fff;color:#03C75A;font-size:12px;font-weight:900;margin-right:7px;line-height:1}
.top .wrap{gap:12px}
.top .brand,.top .brand span{white-space:nowrap}
.top .act{display:flex;align-items:center;gap:8px;flex:none}
.top .call{display:inline-flex;align-items:center;gap:6px;border:1.5px solid var(--line);
  border-radius:999px;padding:8px 14px;font-size:14px;font-weight:800;color:var(--ink);
  letter-spacing:-.03em;white-space:nowrap}
.top .call i{font-style:normal;color:var(--blue);font-size:13px}
.top .call .num{display:none}
.top .call .lbl{display:inline}
.top .book{display:inline-flex;align-items:center;gap:6px;background:#03C75A;color:#fff;
  border-radius:999px;padding:9px 16px;font-size:14px;font-weight:800;letter-spacing:-.03em;
  white-space:nowrap;box-shadow:0 2px 8px rgba(3,199,90,.28)}
.top .book .n{display:inline-grid;place-items:center;width:17px;height:17px;border-radius:4px;
  background:#fff;color:#03C75A;font-size:11px;font-weight:900;line-height:1}
.hero .cta{display:none}
.hero .cta a{display:flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;
  padding:18px 22px;font-size:16.5px;font-weight:800;letter-spacing:-.03em}
.hero .cta a.wh{background:#fff;color:var(--ink)}
.band .cta2{margin-top:30px;display:grid;gap:11px;justify-content:stretch}
.band .cta2 a{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;
  padding:18px 30px;font-size:17px;font-weight:800;letter-spacing:-.03em;background:#fff;color:var(--blue-d)}
.dia{background:#F7FAFC;border:1px solid var(--line);border-radius:14px;overflow:hidden;line-height:0}
.dia img{width:100%;display:block}

/* 실사진 */
.sh{position:relative;margin:0;overflow:hidden;background:#E9EEF3;line-height:0}
.sh img{width:100%;display:block;object-fit:cover}
.sh figcaption{position:absolute;left:9px;top:9px;background:rgba(10,22,34,.74);color:#fff;
  font-size:11px;font-weight:800;letter-spacing:.09em;padding:5px 10px;border-radius:5px;
  line-height:1;z-index:2}
.sh.a figcaption{background:var(--blue)}
.sh.x{background:#0B0F13}
.sh.x img{object-fit:contain}
.xray{background:#0B0F13;border-radius:14px;overflow:hidden;line-height:0}
.xray img{width:100%;display:block;object-fit:contain}
.hero .xray{border-radius:16px;margin:28px 0 0}
.hero .xray img{aspect-ratio:16/10}
.blk .xray img{aspect-ratio:3/4}

/* 전후 */
.cases{margin-top:22px;display:grid;gap:16px}
.case{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}
.case .pair{display:grid;grid-template-columns:1fr 1fr;gap:2px;background:var(--line)}
.case .pair .ph{border:0;border-radius:0;min-height:170px}
.case .pair .sh img{aspect-ratio:1/0.92}
.case .cap{padding:16px 18px 18px}
.case .cap h4{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:-.03em}
.case .cap p{font-size:13.5px;margin-top:5px;color:var(--mute);line-height:1.6}

/* 순서 */
.steps{margin-top:22px;display:grid;gap:0}
.step{display:grid;grid-template-columns:44px 1fr;gap:14px;padding:18px 0;border-bottom:1px solid var(--line)}
.step:last-child{border-bottom:0}
.step .s{font-size:13px;font-weight:800;color:#fff;background:var(--blue);border-radius:8px;
  height:30px;display:grid;place-items:center}
.step h4{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:-.03em}
.step p{font-size:14.5px;margin-top:4px;line-height:1.65}

/* 집도 */
.dr{margin-top:22px;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}
.dr .ph{border:0;border-radius:0;min-height:230px}
.dr .pic{line-height:0;background:#EFEDE8}
.dr .pic img{width:100%;display:block;object-fit:cover;object-position:center 22%;aspect-ratio:4/3}
.dr .in{padding:22px 20px 24px}
.dr h3{font-size:20px;font-weight:800;color:var(--ink);letter-spacing:-.04em}
.dr h3 span{display:block;font-size:13px;font-weight:700;color:var(--blue);margin-bottom:5px;letter-spacing:0}
.dr p{margin-top:11px;font-size:15.5px;line-height:1.78}
.dr .num{margin-top:18px;display:grid;grid-template-columns:1fr 1fr;gap:10px}
.dr .num div{background:var(--alt);border-radius:10px;padding:14px 12px;text-align:center}
.dr .num b{display:block;font-size:20px;font-weight:800;color:var(--blue);letter-spacing:-.04em}
.dr .num span{font-size:12px;color:var(--mute);line-height:1.45;display:block;margin-top:3px}

/* 지점 */
.shops{margin-top:22px;display:grid;gap:14px}
.shop{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 20px}
.shop h3{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:-.04em}
.shop .ad{margin-top:8px;font-size:15px;line-height:1.65}
.shop .tel{margin-top:12px;display:inline-block;background:var(--blue);color:#fff;
  border-radius:999px;padding:11px 22px;font-size:17px;font-weight:800;letter-spacing:-.02em}
.shop .hr{margin-top:14px;font-size:14px;line-height:1.75;color:var(--text);
  border-top:1px solid var(--line);padding-top:12px}
.shop .hr b{color:var(--ink)}

/* 하단 CTA 배너 */
.band{background:linear-gradient(160deg,var(--blue-d),var(--blue));color:#fff;text-align:center;padding:52px 0}
.band h2{color:#fff;font-size:26px}
.band p{margin-top:14px;font-size:16px;line-height:1.78;color:rgba(255,255,255,.88)}
.band .by{margin-top:20px;font-size:13.5px;color:rgba(255,255,255,.74)}

/* 고지 · 푸터 */
.legal{background:var(--alt);padding:34px 0;font-size:12.5px;line-height:1.8;color:var(--mute)}
.legal b{color:var(--text);display:block;margin-bottom:7px;font-size:13px}
footer{background:var(--ink);color:rgba(255,255,255,.58);padding:28px 0 34px;font-size:12.5px;line-height:1.85}
footer b{color:#fff}

/* 하단 고정 바 */
.fix{position:fixed;left:0;right:0;bottom:0;z-index:60;display:grid;grid-template-columns:1fr 1fr;
  gap:1px;background:var(--line);box-shadow:0 -4px 18px rgba(16,32,48,.12);
  padding-bottom:env(safe-area-inset-bottom)}
.fix a{background:#fff;color:var(--ink);text-align:center;padding:19px 8px;
  font-size:15.5px;font-weight:800;letter-spacing:-.03em}
.fix a.main{background:var(--blue);color:#fff}

@media(min-width:620px){
  .prin .row{flex-direction:row;justify-content:center;gap:14px;font-size:17px}
  .prin .n,.prin .r{width:auto}
  .prin .op{font-size:19px}
}
@media(min-width:900px){
  body{font-size:17px;padding-bottom:0}
  .wrap{padding:0 28px;max-width:1120px}
  section{padding:88px 0}
  h2{font-size:36px}
  .hero{padding:78px 0 76px}
  .hero .xray{margin:0}
  .hero h1{font-size:50px}
  .hero p{font-size:18px;max-width:640px}
  .hero .inner{display:grid;grid-template-columns:1.06fr .94fr;gap:44px;align-items:center}
  .hero .ph{margin-top:0;min-height:360px;border-radius:18px}
  .hero .kv b{font-size:26px}
  .who{grid-template-columns:1fr 1fr;gap:12px}
  .chips{grid-template-columns:repeat(4,1fr)}
  .blk{display:grid;grid-template-columns:1.2fr .8fr;gap:30px;align-items:start;padding:36px 0}
  .blk .n,.blk h3{grid-column:1/-1}
  .blk .ph{margin-top:0}
  .cases{grid-template-columns:repeat(3,1fr)}
  .steps{grid-template-columns:repeat(3,1fr);gap:0 24px}
  .step{border-bottom:0;border-top:2px solid var(--blue-p)}
  .dr{display:grid;grid-template-columns:.9fr 1.1fr}
  .dr .ph{min-height:100%}
  .dr .pic img{height:100%;aspect-ratio:auto;min-height:420px}
  .dr .in{padding:34px 32px}
  .shops{grid-template-columns:1fr 1fr}
  .band h2{font-size:38px}
  .hero .cta{display:grid;margin-top:30px;grid-auto-flow:column;justify-content:start;gap:12px}
  .hero .cta a{padding:18px 34px}
  .top .call .num{display:inline}
  .top .call .lbl{display:none}
  .top .call{padding:9px 18px;font-size:15px}
  .band .cta2{grid-auto-flow:column;justify-content:center;gap:12px}
  br.pc{display:inline}
  .fix{display:none}
}

/* ── 3D 도해 (fullarch3d.js) ───────────────────────────── */
.d3{position:relative;border-radius:16px;overflow:hidden;
 background:radial-gradient(120% 90% at 50% 20%,#23476F 0%,#10243D 55%,#0A1728 100%);
 border:1px solid #0F3D74;color:#fff}
.d3 .stage{position:relative;aspect-ratio:16/10;line-height:0}
.d3.tall .stage{aspect-ratio:4/3.4}
.d3 canvas{position:absolute;inset:0;width:100%;height:100%;display:block;cursor:grab}
.d3 canvas:active{cursor:grabbing}
.d3 .fb{width:100%;height:100%;object-fit:contain;background:#F7FAFC;display:block}
.d3.ready .fb{display:none}
.d3 .tag{position:absolute;left:0;top:0;pointer-events:none;white-space:nowrap;line-height:1.2;
 font-size:12.5px;font-weight:800;letter-spacing:-.02em;padding:6px 10px;border-radius:999px;
 background:rgba(255,255,255,.94);color:var(--blue-d);box-shadow:0 4px 14px rgba(0,0,0,.25);
 translate:-50% -130%;opacity:0;transition:opacity .35s;display:none}
.d3.ready .tag{display:block}
.d3 .tag.on{opacity:1}
.d3 .tag.gold{background:#F3D48B;color:#4A3300}
.d3 .tag.y{background:#F4C542;color:#3D2B00;translate:-50% 40%}
.d3 figcaption{display:flex;align-items:center;justify-content:space-between;gap:10px;
 padding:10px 14px;font-size:12.5px;color:rgba(255,255,255,.72);line-height:1.4;
 border-top:1px solid rgba(255,255,255,.08)}
.d3 .t3{flex:none;border:1px solid rgba(255,255,255,.35);background:rgba(255,255,255,.08);color:#fff;
 font:inherit;font-weight:700;border-radius:999px;padding:6px 12px;cursor:pointer}
.d3:not(.ready) .t3{display:none}
.d3:not(.ready) figcaption{background:#fff;color:var(--mute)}

/* ── 틀니 비교 ── */
.vs{margin-top:20px;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff}
.vs .vh,.vs .vr{display:grid;grid-template-columns:72px 1fr 1fr}
.vs .vh{background:var(--alt);font-size:14px;text-align:center}
.vs .vh b{padding:12px 6px;color:var(--text)}
.vs .vh b.me{background:var(--blue);color:#fff}
.vs .vr{border-top:1px solid var(--line)}
.vs .vr span{padding:13px 10px;font-size:12.5px;font-weight:800;color:var(--ink);background:var(--alt);display:flex;align-items:center}
.vs .vr p{padding:13px 12px;font-size:14px;line-height:1.55;color:var(--mute)}
.vs .vr p.me{color:var(--ink);font-weight:700;background:var(--blue-p)}
.fine{margin-top:12px;font-size:12.5px;color:var(--mute);line-height:1.7}

/* ── 관리 ── */
.care{margin-top:20px;display:grid;gap:12px}
.care div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 18px 16px}
.care b{display:inline-block;font-size:12.5px;font-weight:800;color:var(--blue);letter-spacing:.06em}
.care p{margin-top:6px;font-size:15.5px;line-height:1.75}
@media(min-width:900px){.care{grid-template-columns:repeat(3,1fr)}.vs .vh,.vs .vr{grid-template-columns:120px 1fr 1fr}}

/* ── 히어로 3D ── */
.d3.hero3d{background:transparent;border:0;border-radius:0;margin:22px -8px 0;overflow:visible}
.d3.hero3d .stage{aspect-ratio:5/4}
@media(min-width:900px){.d3.hero3d{margin:0}.d3.hero3d .stage{aspect-ratio:1/1}}
.prin p.cnt{margin-top:14px;padding:14px 16px;background:var(--blue-p);border-radius:12px;
 font-size:15px;line-height:1.75;text-align:left;color:var(--text)}
.prin p.cnt b{display:block;color:var(--blue-d);font-size:14px;margin-bottom:2px}
.shops.one{grid-template-columns:1fr!important;max-width:640px}